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English definition of “mistake”

mistake

noun [C]  /mɪˈsteɪk/ us  
an action or decision that is wrong or produces a result that is not correct or not intended: We all make mistakes. [+ to infinitive] It was a mistake to come to this restaurant without a reservation. by mistake By mistake means unintentionally: I’m sorry – I must have dialed your number by mistake.

mistake

verb [T]  /mɪˈsteɪk/ (past tense mistook  /mɪˈstʊk/, past participle mistaken  /mɪˈsteɪ·kən/) us  
to be wrong about or fail to recognize something or someone: [T always + adv/prep] I called Karen and mistook her mother for her (= I thought I was speaking to Karen when I was speaking to her mother).
(Definition of mistake from the Cambridge Academic Content Dictionary © Cambridge University Press)
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